.menu
    position relative
    > ul[class~="ant-menu-inline"] {
        width: 220px;
    }

    .switch
        height: 60px;
        line-height: 60px;
        text-align: center;
        color: #fff;
        background: #001529;
        cursor: pointer;
        position: absolute;
        top:50%;
        margin-top: -30px;
        right:-14px;
        z-index: 1;
        border-radius: 0 10px  10px 0;
